<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<title></title>
		<style>
		h1,h6{
			font-size: 20px;
			color: red;
			background-color: beige;
		}
		div#d2{
			font-size: 90px;
			background-color: brown;
		}
		p.c3{
			
		}
		/* div a{
			text-decoration: none;
			color: black;
			font-size: 25px; 
		} */
		div>a{
			text-decoration: none;
			color: black;
			font-size: 25px; 
		}
		/* ul li[class]{
			background-color: #0000FF;
		} */
		ul li[class*=s]{
			background-color: #0000FF;
		} 
		</style>
	</head>
	<body>
		<h1>你好，我是渣渣灰</h1>
		<h6>你好，我是渣渣灰</h6>
		<div>1</div>
		<div id="d2">2</div>
		<div>3</div>
		<p id="d2">
			We change vlies
		</p>
		<div>
			<span><a href="#">京东</a></span>
			
			<a href="#">2</a>
			<a href="#">4</a>
			<a href="#">6</a>
			<a href="#">7</a>
			<a href="#">9</a>
		</div>
		<a href="#">taobao</a>
		<ul>
			<li class="dd">111</li>
			<li>222</li>
			<li class="s4">444</li>
			<li>666</li>
			<li class="s2">777</li>
		</ul>
	</body>
</html>
